The EST-VIP Pack-back Jammers is a lightweight battery powered portable high power multi band jammer, built into a sturdy back pack.
The EST-VIP Pack-back Jammers was designed for protection of ground troops and bomb disposal Squads against the threat of remotely controlled improvised explosive devices (RCIEDs).

Features:
• Jams cellular, satellite, VHF/UHF frequency bands
• Suitable for any environment
• Equipped with high capacity Mil Spec rechargeable batteries Full specifications available on request.
Only sold to Law Enforcement and Military End Users, or their official Suppliers.

TECHNICAL SPECIFICATION
Model EST-VIP Manpack Jammer
Number of Frequency bands 
Up to 4 bands
 
List of frequency bands per customer choice
(up to 5 can be selected) Cellular phones standards
• CDMA/TDMA+Nextel (851-894 MHz),
• iDEN
• AMPS (869-894MHz),
• GSM850
• GSM (925-960 MHz),
• HighGSM/DCS (1805-1880 MHz),
• PCS/GSM1900 [+PHS] (1930-1990 MHz),
• UMTS (3G) (2110-2170 MHz)

Output watt Max 50watt
12 -20watt/band
 
Power Consumption Max: 150W
Power supply voltage 
~230VAC / ~110VAC
24VDC (optional) 
Power Adjustment Multi level potentiometer
Battery
Work time 200-300minutes
Housing Metal enclosure
Size (without antennae）
Total System weight 

12kg, up to18kg
Humidity Up to 80%
Operation temperatures -10° … +50° C
Cooling system Active “smart” with integrated incoming air filter
Antennae type 
External high gain omni directional (optional)
Antenna gain 3 dBi (Omni Antenna)

Omni Antennae number 
Omni Antenna Up to 4pcs